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Picopass: detect and show SE / SIO (#1701)

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* detect and show SE / SIO
* fix fault
* remove bad read check

Co-authored-by: あく <alleteam@gmail.com>
This commit is contained in:
Patrick Cunningham
2022-09-19 06:37:12 -07:00
committed by GitHub
parent fb476c29e6
commit c7cd5721ed
5 changed files with 103 additions and 35 deletions
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6
applications/plugins/picopass/picopass_device.c
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@@ -309,10 +309,6 @@ ReturnCode picopass_device_decrypt(uint8_t* enc_data, uint8_t* dec_data) {
ReturnCode picopass_device_parse_credential(PicopassBlock* AA1, PicopassPacs* pacs) {
ReturnCode err;
// Thank you proxmark!
pacs->legacy = (memcmp(AA1[5].data, "\xff\xff\xff\xff\xff\xff\xff\xff", 8) == 0);
pacs->se_enabled = (memcmp(AA1[5].data, "\xff\xff\xff\x00\x06\xff\xff\xff", 8) == 0);
pacs->biometrics = AA1[6].data[4];
pacs->pin_length = AA1[6].data[6] & 0x0F;
pacs->encryption = AA1[6].data[7];
@@ -347,6 +343,8 @@ ReturnCode picopass_device_parse_credential(PicopassBlock* AA1, PicopassPacs* pa
FURI_LOG_D(TAG, "Unknown encryption");
}
pacs->sio = (AA1[10].data[0] == 0x30); // rough check
return ERR_NONE;
}